Merge ath-current from ath.git

ath.git fixes for 4.8. Major changes:

ath10k

* fix racy rx status retrieval from htt context
* QCA9887 support is not experimental anymore, remove the warning message

ath9k

* fix regression with led GPIOs
* fix AR5416 GPIO access warning

4 files changed, 14 insertions, 10 deletions

diff --git a/drivers/net/wireless/ath/ath10k/htt_rx.c b/drivers/net/wireless/ath/ath10k/htt_rx.c
index 78db5d679f19..24c8d65bcf34 100644
--- a/drivers/net/wireless/ath/ath10k/htt_rx.c
+++ b/drivers/net/wireless/ath/ath10k/htt_rx.c
@@ -1525,7 +1525,7 @@ static void ath10k_htt_rx_h_filter(struct ath10k *ar,
 static int ath10k_htt_rx_handle_amsdu(struct ath10k_htt *htt)
 {
         struct ath10k *ar = htt->ar;
-        static struct ieee80211_rx_status rx_status;
+        struct ieee80211_rx_status *rx_status = &htt->rx_status;
         struct sk_buff_head amsdu;
         int ret;
 
@@ -1549,11 +1549,11 @@ static int ath10k_htt_rx_handle_amsdu(struct ath10k_htt *htt)
                 return ret;
         }
 
-        ath10k_htt_rx_h_ppdu(ar, &amsdu, &rx_status, 0xffff);
+        ath10k_htt_rx_h_ppdu(ar, &amsdu, rx_status, 0xffff);
         ath10k_htt_rx_h_unchain(ar, &amsdu, ret > 0);
-        ath10k_htt_rx_h_filter(ar, &amsdu, &rx_status);
-        ath10k_htt_rx_h_mpdu(ar, &amsdu, &rx_status);
-        ath10k_htt_rx_h_deliver(ar, &amsdu, &rx_status);
+        ath10k_htt_rx_h_filter(ar, &amsdu, rx_status);
+        ath10k_htt_rx_h_mpdu(ar, &amsdu, rx_status);
+        ath10k_htt_rx_h_deliver(ar, &amsdu, rx_status);
 
         return 0;
 }
diff --git a/drivers/net/wireless/ath/ath10k/pci.c b/drivers/net/wireless/ath/ath10k/pci.c
index 9a22c478dd1b..07933c51a850 100644
--- a/drivers/net/wireless/ath/ath10k/pci.c
+++ b/drivers/net/wireless/ath/ath10k/pci.c
@@ -3162,7 +3162,6 @@ static int ath10k_pci_probe(struct pci_dev *pdev,
                 pci_hard_reset = ath10k_pci_qca988x_chip_reset;
                 break;
         case QCA9887_1_0_DEVICE_ID:
-                dev_warn(&pdev->dev, "QCA9887 support is still experimental, there are likely bugs. You have been warned.\n");
                 hw_rev = ATH10K_HW_QCA9887;
                 pci_ps = false;
                 pci_soft_reset = ath10k_pci_warm_reset;
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index d1d0c06d627c..14b13f07cd1f 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -2482,6 +2482,8 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
                 return -EINVAL;
         }
 
+        ath9k_gpio_cap_init(ah);
+
         if (AR_SREV_9485(ah) ||
             AR_SREV_9285(ah) ||
             AR_SREV_9330(ah) ||
@@ -2531,8 +2533,6 @@ int ath9k_hw_fill_cap_info(struct ath_hw *ah)
         else
                 pCap->hw_caps &= ~ATH9K_HW_CAP_HT;
 
-        ath9k_gpio_cap_init(ah);
-
         if (AR_SREV_9160_10_OR_LATER(ah) || AR_SREV_9100(ah))
                 pCap->rts_aggr_limit = ATH_AMPDU_LIMIT_MAX;
         else
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 6ca4337a98c4..7cb65c303f8d 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -718,9 +718,12 @@ static int ath9k_start(struct ieee80211_hw *hw)
         if (!ath_complete_reset(sc, false))
                 ah->reset_power_on = false;
 
-        if (ah->led_pin >= 0)
+        if (ah->led_pin >= 0) {
                 ath9k_hw_set_gpio(ah, ah->led_pin,
                                   (ah->config.led_active_high) ? 1 : 0);
+                ath9k_hw_gpio_request_out(ah, ah->led_pin, NULL,
+                                          AR_GPIO_OUTPUT_MUX_AS_OUTPUT);
+        }
 
         /*
          * Reset key cache to sane defaults (all entries cleared) instead of
@@ -864,9 +867,11 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 
         spin_lock_bh(&sc->sc_pcu_lock);
 
-        if (ah->led_pin >= 0)
+        if (ah->led_pin >= 0) {
                 ath9k_hw_set_gpio(ah, ah->led_pin,
                                   (ah->config.led_active_high) ? 0 : 1);
+                ath9k_hw_gpio_request_in(ah, ah->led_pin, NULL);
+        }
 
         ath_prepare_reset(sc);